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Various studies of Standard Model parameters involve measuring the properties of a coherent admixture of $D^0$ and $\overline{D}^0$ states. A typical example is the determination of the Unitarity Triangle angle $\gamma$ in the decays $B\to…

High Energy Physics - Phenomenology · Physics 2018-02-13 Anton Poluektov

Using 281/pb of data recorded by the CLEO-c detector observing e+e- collisions at the psi(3770), corresponding to 1.8 million D Dbar pairs, the substructure of the decay D+ to pi+ pi- pi+ is investigated using the Dalitz plot technique. The…

High Energy Physics - Experiment · Physics 2007-05-23 G. Bonvicini , CLEO Collaboration

The Belle experiment has used several methods to measure or constrain the angles phi_1, phi_2, and phi_3 (or beta, alpha, and gamma) of the CKM unitarity triangle. The results are sin(2phi_1) = 0.728 \pm 0.056 (stat) \pm 0.023 (syst) or…

High Energy Physics - Experiment · Physics 2007-05-23 A. J. Schwartz

We present the status of recent results from the BaBar and Belle experiments on the measurement of the angle gamma from the Dalitz plot analyses of B0->Kspi+pi- and B0->K+pi-pi0.

High Energy Physics - Experiment · Physics 2015-03-17 Eugenia Maria Teresa Irene Puccio

We perform an analysis of the $D^+\rightarrow K^0_S \pi^+ \pi^0$ Dalitz plot using a data set of 2.92 fb$^{-1}$ of $e^+e^-$ collisions at the $\psi(3770)$ accumulated by the BESIII Experiment, in which 166694 candidate events are selected…

High Energy Physics - Experiment · Physics 2013-12-02 Chengdong Fu

We report results on the Dalitz analysis of three-body charmless B+=>K+Pi+Pi- and B+=>K+K+K- decays based on a 140 fb$^{-1}$ data sample collected with the Belle detector. Measurements of branching fractions for quasi-two-body decays to…

High Energy Physics - Experiment · Physics 2019-08-14 A. Garmash

Three body heavy meson decays allows one to extract important quantities for flavour physic, however the phenomenological analysis has some open problems to be solved in order to make possible to extract physical parameters with precision.…

High Energy Physics - Phenomenology · Physics 2011-04-06 Ignacio Bediaga

The decays $\omega/\phi \rightarrow 3\pi$ are considered in the dispersive framework that is based on the isobar decomposition and sub-energy unitarity. The inelastic contributions are parametrized by the power series in a suitably chosen…

High Energy Physics - Phenomenology · Physics 2015-06-03 I. V. Danilkin , C. Fernández-Ramírez , P. Guo , V. Mathieu , D. Schott , M. Shi , A. P. Szczepaniak

We present a feasibility study for a new analysis for extracting the angle gamma of the Unitarity Triangle from the study of the neutral B meson decays. We reconstruct the decay channel B0 ->D0 K*0 with the K*0->K+pi- and the D0 -> KSpipi…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Pruvot , M. H. Schune , V. Sordini , A. Stocchi

Using the BaBar measurements of the Dalitz plots for the decays $B^0 \to K^+\pi^0\pi^-$, $B^0 \to K^0\pi^+\pi^-$, $B^+ \to K^+\pi^+\pi^-$, $B^0 \to K^+ K^0 K^-$, and $B^0 \to K^0 K^0 \bar K^0$, we demonstrate that it is possible to cleanly…

High Energy Physics - Phenomenology · Physics 2013-10-08 Bhubanjyoti Bhattacharya , Maxime Imbeault , David London

The Dalitz plot of $\eta^{\prime} \to \eta \pi^+ \pi^-$ decay is studied using $(225.2\pm2.8)\times 10^6$ $\jpsi$ events collected with the BESIII detector at the BEPCII $e^+e^-$ collider. With the largest sample of $\eta^{\prime}$ decays…

High Energy Physics - Experiment · Physics 2012-08-27 The BESIII Collaboration

We report a measurement of CP-violating asymmetries in B0-->(rhopi)0-->pi+pi-pi0 decays using a time-dependent Dalitz plot analysis. The results are obtained from a data sample of 375 million Y(4S) --> BBbar decays, collected by the BaBar…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert

We review recent results of the BABAR and BELLE Collaborations on the the alpha and gamma angles of the unitary triangle, on the B to K pi pi Dalitz-plot analyses, and on the searches for baryonic B decays and for B to DD decays.

High Energy Physics - Experiment · Physics 2008-08-08 Vincenzo Lombardo

We present a Dalitz plot analysis of the decay D+ -> K- pi+ pi+ based on 281 pb-1 of e+e- collision data produced at the psi(3770) by CESR and observed with the CLEO-c detector. We select 67086 candidate events with a small, ~1.1%,…

High Energy Physics - Experiment · Physics 2019-08-15 G. Bonvicini

We present a method of obtaining the entire unitarity triangle from measurements of B -> pi K decay rates alone. Electroweak penguin amplitudes are included, and are related to tree operators. Discrete ambiguities are removed by comparing…

High Energy Physics - Phenomenology · Physics 2009-11-10 Maxime Imbeault , Veronique Page , Alexandre St-Laurent Lemerle , David London

We present a measurement of CP asymmetry using a time-dependent Dalitz plot analysis of B0 --> pi+pi-pi0 decays based on a 414/fb data sample containing 449M BB pairs. The data was collected on the $\Upsilon$(4S) resonance with the Belle…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , A. Kusaka , C. C. Wang , H. Ishino

We study the Dalitz plot of the Cabibbo-favored charmed-meson decay $D^+\to K^-\pi^+\pi^+$ using dispersion theory. The formalism respects all constraints from analyticity and unitarity, and consistently describes final-state interactions…

High Energy Physics - Phenomenology · Physics 2015-10-28 Franz Niecknig , Bastian Kubis